<template>
  <el-form ref="form" :model="user" :rules="rules" label-width="80px">
    <el-form-item label="旧密码" prop="oldPassword">
      <el-input v-model="user.oldPassword" placeholder="请输入旧密码" type="password" show-password/>
    </el-form-item>
    <el-form-item label="新密码" prop="newPassword">
      <el-input v-model="user.newPassword" placeholder="请输入新密码" type="password" show-password/>
    </el-form-item>
    <el-form-item label="确认密码" prop="confirmPassword">
      <el-input v-model="user.confirmPassword" placeholder="请确认新密码" type="password" show-password/>
    </el-form-item>
    <el-form-item>
      <el-button type="primary" size="mini" @click="submit">保存</el-button>
      <el-button type="danger" size="mini" @click="close">关闭</el-button>
    </el-form-item>
  </el-form>
</template>

<script setup>
import { reactive, ref } from 'vue';
import { ElMessage } from 'element-plus';
import { updateUserPwd } from "@/api/user";

// 定义表单数据和规则
const user = reactive({
  oldPassword: '',
  newPassword: '',
  confirmPassword: ''
});

const rules = reactive({
  oldPassword: [
    { required: true, message: "旧密码不能为空", trigger: "blur" }
  ],
  newPassword: [
    { required: true, message: "新密码不能为空", trigger: "blur" },
    { min: 6, max: 20, message: "长度在 6 到 20 个字符", trigger: "blur" },
    { pattern: /^[^<>"'|\\]+$/, message: "不能包含非法字符：< > \" ' \\\ |", trigger: "blur" }
  ],
  confirmPassword: [
    { required: true, message: "确认密码不能为空", trigger: "blur" }
  ]
});

// 动态验证确认密码
const form = ref(null);

const equalToPassword = (rule, value, callback) => {
  if (user.newPassword !== value) {
    callback(new Error("两次输入的密码不一致"));
  } else {
    callback();
  }
};
rules.confirmPassword.push({ validator: equalToPassword, trigger: "blur" });

// 提交方法
const submit = () => {
  form.value.validate((valid) => {
    if (valid) {
      const passwordData = {
        oldPassword: user.oldPassword,
        newPassword: user.newPassword
      };

      updateUserPwd(passwordData).then(response => {
        ElMessage.success('修改成功');
        resetForm();
      }).catch(error => {
        if (error.response && error.response.data && error.response.data.message) {
          ElMessage.error(error.response.data.message);
        } else {
          ElMessage.error('发生了未知错误');
        }
      });
    }
  });
};

// 清空表单
const resetForm = () => {
  form.value.resetFields();
};

// 关闭页面
const close = () => {
  // 这里假设有一个全局的方法或插件用于关闭标签页
  // 如果没有，请根据实际情况实现
  // this.$tab.closePage(); // 这是Vue 2的写法，在Vue 3中可能需要调整
};
</script>
